Air Quality
Excellent
No health implications.
12
PM2.5
28
PM10
150
O3
0.5
CO
8
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
73
Good
Sat
27 Apr
85
Good
Sun
28 Apr
90
Good
Mon
29 Apr
59
Good
Tue
30 Apr
49
Excellent
Wed
1 May
45
Excellent
Thu
2 May
43
Excellent
Air quality in the last 12 months (Tongliang)
|
2024/02
|
103
|
90
|
44
|
38
|
41
|
50
|
47
|
53
|
60
|
207
|
118
|
105
|
122
|
115
|
34
|
43
|
68
|
74
|
116
|
202
|
42
|
20
|
26
|
32
|
51
|
54
|
62
|
78
|
68
|
||
|
2024/01
|
111
|
102
|
75
|
77
|
100
|
117
|
115
|
92
|
78
|
127
|
139
|
146
|
169
|
145
|
150
|
50
|
44
|
54
|
54
|
51
|
35
|
25
|
32
|
41
|
51
|
59
|
62
|
76
|
91
|
91
|
113
|
|
2023/12
|
27
|
48
|
64
|
58
|
55
|
70
|
77
|
83
|
113
|
121
|
81
|
38
|
55
|
64
|
37
|
42
|
53
|
62
|
71
|
72
|
86
|
98
|
96
|
90
|
109
|
117
|
130
|
154
|
213
|
172
|
170
|
|
2023/11
|
64
|
71
|
71
|
41
|
44
|
60
|
79
|
77
|
81
|
75
|
34
|
18
|
20
|
36
|
32
|
41
|
52
|
74
|
89
|
91
|
108
|
115
|
125
|
146
|
99
|
44
|
53
|
78
|
83
|
58
|
|
|
2023/10
|
36
|
21
|
31
|
21
|
14
|
18
|
24
|
42
|
35
|
28
|
44
|
34
|
33
|
50
|
67
|
73
|
72
|
66
|
22
|
38
|
51
|
72
|
77
|
88
|
90
|
71
|
23
|
29
|
46
|
52
|
63
|
|
2023/09
|
77
|
69
|
75
|
97
|
76
|
52
|
44
|
40
|
44
|
76
|
70
|
21
|
29
|
47
|
54
|
67
|
69
|
64
|
53
|
20
|
28
|
22
|
15
|
13
|
18
|
25
|
28
|
34
|
32
|
36
|
|
|
2023/08
|
33
|
34
|
30
|
41
|
44
|
34
|
31
|
42
|
38
|
38
|
43
|
30
|
32
|
43
|
40
|
56
|
66
|
71
|
66
|
49
|
38
|
58
|
75
|
47
|
35
|
25
|
26
|
30
|
40
|
35
|
62
|
|
2023/07
|
38
|
26
|
21
|
29
|
52
|
44
|
54
|
68
|
56
|
52
|
37
|
49
|
38
|
25
|
38
|
62
|
61
|
54
|
36
|
29
|
26
|
37
|
49
|
32
|
25
|
40
|
21
|
23
|
29
|
38
|
55
|
|
2023/06
|
24
|
23
|
22
|
17
|
24
|
41
|
47
|
56
|
62
|
60
|
46
|
46
|
42
|
53
|
41
|
36
|
39
|
47
|
57
|
58
|
32
|
36
|
46
|
43
|
42
|
66
|
51
|
32
|
30
|
47
|
|
|
2023/05
|
68
|
59
|
70
|
54
|
47
|
36
|
21
|
27
|
35
|
35
|
45
|
55
|
61
|
91
|
94
|
58
|
66
|
65
|
79
|
89
|
52
|
30
|
41
|
50
|
67
|
100
|
50
|
67
|
49
|
56
|
40
|
|
2023/04
|
53
|
56
|
36
|
28
|
36
|
56
|
67
|
77
|
77
|
82
|
69
|
73
|
70
|
68
|
67
|
69
|
84
|
61
|
47
|
46
|
74
|
18
|
19
|
21
|
33
|
44
|
49
|
47
|
60
|
69
|
|
|
2023/03
|
128
|
138
|
93
|
95
|
102
|
114
|
114
|
77
|
82
|
55
|
55
|
51
|
39
|
56
|
68
|
47
|
31
|
32
|
39
|
44
|
57
|
75
|
37
|
22
|
26
|
35
|
27
|
42
|
52
|
57
|
66
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution